package Sl.sl06;

import org.apache.log4j.Logger;

public class IntermediaryImpl implements Buyer{
    private Logger logger=Logger.getLogger(IntermediaryImpl.class);

    /**
     * 被核实的目标对象
     */
    private Buyer target;

    public IntermediaryImpl(Buyer target){
        this.target=target;
    }

    /**
     *对目标对象业务进行代理
     */
    @Override
    public String havealook() {
        before();
        String feedBack= target.havealook(); //执行目标对象的实际业务
        after();
        return "看房记录：买家反馈“"+feedBack+"”";
    }
    public void before(){
        logger.debug("前期准备。");
        logger.debug("查找房源。");
        logger.debug("和卖家沟通时间。");
    }

    public void after(){
        logger.debug("后期跟踪。");
        logger.debug("和卖家沟通意见。");
    }
}
